Editha Bela, Maria. “Mapping Internal and External Factors Behind Students’ Mathematics Learning Difficulties: A Qualitative Diagnostic Study at the Lower Secondary Level ”. Journal of Literacy Education 1, no. 2 (June 28, 2025): 70–80. Accessed January 15, 2026. https://journal.dyoqu.com/index.php/jole/article/view/71.